Zone apex
Start of authority
Email
Serial
2013099627
Refresh
3h
Retry
1h
Expire
7d
Negative cache TTL
10m
Question and response
Question
dig _spf.perfora.net. SOA
Answer
The response has no answer records.
Authority
perfora.net. 600 SOA rns.ui-dns.de. dnsadmin.1und1.de. 2013099627 10800 3600 604800 600
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0